Finding the Fourth Proportional to 302,562.18, 417,351.60 and 186,294.36
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Solution
The fourth proportional to 302,562.18, 417,351.60 and 186,294.36 is: 256,972.80
Step by Step Solution
- Step 1: Write the proportion equation
302,562.18 : 417,351.60 = 186,294.36 : x - Step 2: Convert to fraction form
302,562.18/417,351.60 = 186,294.36/x - Step 3: Cross multiply
302,562.18x = 417,351.60 × 186,294.36 - Step 4: Simplify right side
302,562.18x = 77,750,249,216.98 - Step 5: Solve for x
x = 77,750,249,216.98/302,562.18 - Step 6: Final answer
x = 256,972.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.